Examining the richest American of his time

Computer software magnate Bill Gates may be refining the art of monopoly as we enter the next millennium, but it was John D. Rockefeller who perfected the practice more than a century ago. Indeed, much can be learned about the current state of capitalism and competition by studying Rockefeller, who dominated the oil market as America moved into the 20th century. Ron Chernow's latest book, Titan...